attorney's office in phoenix and clears all the major players in washington including lanny breuer, garyll wilkinson and jason weinstein, all close aides of eric holder, and ken nelson, billy hoover and bill mcmahon as the top team at atf. according to the report all these guys either didn't know or couldn't recall being told these guns were deliberately going to mexico. martha? martha: so how does that square with the evidence in this case? is that true? >> reporter: well, it is if you believe their version of events, republicans don't. documents show many of these guys received weekly reports that showed hundreds of guns were being bought every week and ending up in mexico. agents tell me it's impossible for a career law enforcement guy not to conclude that this was being done on purpose, otherwise, of course, they'd be in jail. the report claims that these assistant u.s. attorneys and the atf brass in phoenix unnecessarily prolonged the case, lied or failed to explain exactly what they were doing. back to you. martha: all right. william, thank you. bill: she says she has not endorsed